package com.stylefeng.guns.test;

/**
 * Created by 60132 on 2018/10/18.
 */
public class jisuan {
    public static void main(String []args){
        Integer retentionTime = 9;
        Integer a =5;
        Integer lossEfficiencyRetention = 50;
        Integer people = 4;
        Integer interruptionTime = 20;
//        System.out.print((int)Math.ceil(Math.ceil((float)a*retentionTime/15)*lossEfficiencyRetention/100));
        System.out.print((int)Math.ceil(people*((double)interruptionTime/15)));
    }
}
